condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 3.4252019999999996 0.0 9.67363 Stolon 0.0 0.0 0.0 Stolon with Root 0.3710334666666667 0.0560114 0.642399